OnyX is a multifunction utility that you can use to verify the startup disk and the structure of its system files, to run miscellaneous maintenance and cleaning tasks, to configure parameters in the Finder, Dock, Safari, and some of Apple's applications, to delete caches, to remove certain problematic folders and files, to rebuild various databases and indexes, and more.

What's New:

Version 3.4.9:

• Built with Xcode version 10
• Bug corrected that occurred when displaying the recently downloaded items list
• Help corrected, improved, reindexed

Screenshots:

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